Episode 1 - Rising (Part One)cannot connectOriginal Air Date: July 16, 2004A new Stargate team embarks on a dangerous mission to a distant galaxy, where they discover a mythical lost city -- and a deadly new enemy.

Episode 2 - Rising (Part Two)cannot connectOriginal Air Date: July 16, 2004A new Stargate team embarks on a dangerous mission to a distant galaxy, where they discover a mythical lost city -- and a deadly new enemy.

Episode 3 - Hide and Seekcannot connectOriginal Air Date: July 23, 2004The Atlantis base is threatened when the team discovers that an alien entity is in the city. McKay's experiment with alien technology goes awry.

Episode 6 - Childhood's Endcannot connectOriginal Air Date: August 13, 2004Sheppard and his team end up on a planet protected by a strong EM field, and also encounter a population where no one lives past 25.

Episode 7 - Poisoning the Wellcannot connectOriginal Air Date: August 20, 2004The team gates to another world used by the Wraith as a feeding ground, but whose people are on the brink of a discovery that may make them immune to their enemy.

Episode 8 - Undergroundcannot connectOriginal Air Date: August 27, 2004Efforts to open trade relations with a species called the Genii turn sour when the team discovers their new "allies" have ulterior motives.Guest starring Star Trek's Colm Meaney.

Episode 9 - Homecannot connectOriginal Air Date: September 10, 2004McKay's efforts to harness the energy of an alien planet's atmosphere allows for a return trip to Earth, but the team may not be able to return to Atlantis.

Episode 11 - The Eyecannot connectAir Date: January 21, 2005Major Sheppard plays a dangerous game of cat and mouse with soldiers who have seized control of Atlantis and taken Weir and McKay hostage.(Part 2 of 2).

Episode 14 - Sanctuarycannot connectAir Date: February 11, 2005The team finds a paradise world that would make an ideal sanctuary for those fleeing from the Wraith, but the local inhabitants believe their goddess will not permit it.

Episode 15 - Before I Sleepcannot connectAir Date: February 18, 2005A woman is found in suspended animation in Atlantis, and the team is shocked to see that it is Dr. Weir herself, who tells them of her trip 10,000 years into the city's past.

Episode 16 - The Brotherhoodcannot connectAir Date: February 25, 2005The team searches for a valuable Zero Point Module rumored to be hidden on the planet Dagan, but their new allies have motives of their own.

Episode 17 - Letters from Pegasuscannot connectAir Date: March 4, 2005With a brief opportunity to send a data transmission back to Earth, members of the Atlantis expedition compose video messages to their loved ones at home.

Episode 18 - The Giftcannot connectAir Date: March 11, 2005Plagued by terrifying nightmares, Teyla begins to recall a time when she and her father were captured by the Wraith and subjected to disturbing experiments.

Episode 19 - The Siege (Part One)cannot connectAir Date: March 18, 2005With a group of Wraith hive ships on the way to Atlantis, the team searches for a place to flee and a way to destroy the city. McKay leads a team to try and activate the Ancients' orbital weapons platform.